There are
2,114 mi
from Downey, CA to Shelbyville, KY
That's the driving distance. It would take 1 day 13 hours to go from Downey, California to Shelbyville, Kentucky.
The flight distance (direct flight from Downey, CA to Shelbyville, KY) is 1,851.41 mi.
2,114 mi = 3,402.82 kms